Thames Path Ultra Challenge

Date and time

Sat 13th & Sun 14th Sept 2025

Location

Putney, South London

Price

Various

Take on Thames Path Ultra Challenge. Be a lifesaver.

England’s greatest river provides a fantastic backdrop for an unforgettable challenge – and you can join and fundraise for your favourite charity. Over 3000 adventurers will join the Putney Bridge start, and the full 100km route heads upstream to Henley along the famous Towpath. It’s through Richmond, Hampton Court, Runnymede, and Windsor, with some wonderful scenery to a riverside finish line. With three quarter, half, quarter distance options also available – plus the separate 25km ‘Thames Bridges Trek’ & ‘The Moonlight 10 Walk’ through Central London as part of the weekend ‘festival’ – there’s a Thames Challenge for everyone!

Distance options:

  • 100km
  • 75km
  • 50km
  • 25km
  • 10K

As we’re are an official partner on this event, you get a 25% discount on the ‘Full Sponsorship’ registration fee when signing up to support us!

To join our team of lifesavers, click the ‘sign up today’ button.

As part of your sign up, you’ll get:

  • A special medal
  • Finishers T-shirt
  • Glass of fizz as you cross the finish line
  • Rest stops with snacks provided
  • Finishers meal to enjoy

In addition, you’ll get:

  • The chance to visit our base to meet our team, see our helicopters (subject to medical emergencies) and to see how your support will be making a difference
  • A free KSS top or vest to make you stand out from the crowd
Your support will get our lifesaving team to where they’re urgently needed. Without you, we can’t keep flying. Without you, we can’t save lives.

Date and time

Sat 13th & Sun 14th Sept 2025

Location

Putney, South London

Price

Various
People running along the river Thames at the Thames Path Ultra Challenge

Saving lives when every second counts

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